20696576

素因数分解:

$2^9\times {\mathrm{40423}}^1$

素因数の和:40441

約数の個数: 20

約数和(自身を含む): 41353752

約数和(自身を除く): 20657176

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 40423, 80846, 161692, 323384, 646768, 1293536, 2587072, 5174144, 10348288, 20696576]

約数ペア:

[(1, 20696576), (2, 10348288), (4, 5174144), (8, 2587072), (16, 1293536), (32, 646768), (64, 323384), (128, 161692), (256, 80846), (512, 40423)]